./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_22270848-3ffd-458c-9f2e-1d05c8e7a314/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_22270848-3ffd-458c-9f2e-1d05c8e7a314/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_22270848-3ffd-458c-9f2e-1d05c8e7a314/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_22270848-3ffd-458c-9f2e-1d05c8e7a314/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_22270848-3ffd-458c-9f2e-1d05c8e7a314/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_22270848-3ffd-458c-9f2e-1d05c8e7a314/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bf623cbfa27d5f25c20ae418fc6508fd949965cd .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 20:33:19,676 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 20:33:19,677 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 20:33:19,683 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 20:33:19,684 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 20:33:19,684 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 20:33:19,685 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 20:33:19,686 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 20:33:19,686 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 20:33:19,687 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 20:33:19,687 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 20:33:19,688 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 20:33:19,688 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 20:33:19,689 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 20:33:19,689 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 20:33:19,690 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 20:33:19,690 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 20:33:19,691 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 20:33:19,692 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 20:33:19,692 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 20:33:19,693 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 20:33:19,694 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 20:33:19,695 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 20:33:19,695 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 20:33:19,695 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 20:33:19,695 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 20:33:19,696 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 20:33:19,696 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 20:33:19,697 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 20:33:19,697 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 20:33:19,697 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 20:33:19,698 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 20:33:19,698 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 20:33:19,698 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 20:33:19,699 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 20:33:19,699 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 20:33:19,699 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_22270848-3ffd-458c-9f2e-1d05c8e7a314/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-02 20:33:19,706 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 20:33:19,707 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 20:33:19,707 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 20:33:19,707 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 20:33:19,708 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 20:33:19,708 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 20:33:19,708 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 20:33:19,708 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 20:33:19,708 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 20:33:19,708 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 20:33:19,708 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 20:33:19,708 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 20:33:19,708 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 20:33:19,709 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 20:33:19,709 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 20:33:19,709 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 20:33:19,709 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 20:33:19,709 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 20:33:19,709 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 20:33:19,709 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 20:33:19,709 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 20:33:19,709 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 20:33:19,710 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 20:33:19,710 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 20:33:19,710 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 20:33:19,710 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 20:33:19,710 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 20:33:19,710 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 20:33:19,710 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 20:33:19,710 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 20:33:19,711 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_22270848-3ffd-458c-9f2e-1d05c8e7a314/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf623cbfa27d5f25c20ae418fc6508fd949965cd [2018-12-02 20:33:19,728 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 20:33:19,734 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 20:33:19,736 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 20:33:19,737 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 20:33:19,737 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 20:33:19,738 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_22270848-3ffd-458c-9f2e-1d05c8e7a314/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c [2018-12-02 20:33:19,773 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_22270848-3ffd-458c-9f2e-1d05c8e7a314/bin-2019/uautomizer/data/9d77f4228/dddad2a994794d01ab763c5f3ad1f5ba/FLAG240f8c137 [2018-12-02 20:33:20,230 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 20:33:20,230 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_22270848-3ffd-458c-9f2e-1d05c8e7a314/sv-benchmarks/c/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c [2018-12-02 20:33:20,237 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_22270848-3ffd-458c-9f2e-1d05c8e7a314/bin-2019/uautomizer/data/9d77f4228/dddad2a994794d01ab763c5f3ad1f5ba/FLAG240f8c137 [2018-12-02 20:33:20,246 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_22270848-3ffd-458c-9f2e-1d05c8e7a314/bin-2019/uautomizer/data/9d77f4228/dddad2a994794d01ab763c5f3ad1f5ba [2018-12-02 20:33:20,248 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 20:33:20,249 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 20:33:20,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 20:33:20,250 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 20:33:20,252 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 20:33:20,253 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:33:20" (1/1) ... [2018-12-02 20:33:20,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a1782ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:20, skipping insertion in model container [2018-12-02 20:33:20,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:33:20" (1/1) ... [2018-12-02 20:33:20,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 20:33:20,284 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 20:33:20,459 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 20:33:20,462 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 20:33:20,556 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 20:33:20,566 INFO L195 MainTranslator]: Completed translation [2018-12-02 20:33:20,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:20 WrapperNode [2018-12-02 20:33:20,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 20:33:20,566 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 20:33:20,566 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 20:33:20,567 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 20:33:20,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:20" (1/1) ... [2018-12-02 20:33:20,580 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:20" (1/1) ... [2018-12-02 20:33:20,585 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 20:33:20,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 20:33:20,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 20:33:20,585 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 20:33:20,591 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:20" (1/1) ... [2018-12-02 20:33:20,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:20" (1/1) ... [2018-12-02 20:33:20,593 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:20" (1/1) ... [2018-12-02 20:33:20,594 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:20" (1/1) ... [2018-12-02 20:33:20,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:20" (1/1) ... [2018-12-02 20:33:20,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:20" (1/1) ... [2018-12-02 20:33:20,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:20" (1/1) ... [2018-12-02 20:33:20,622 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 20:33:20,623 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 20:33:20,623 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 20:33:20,623 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 20:33:20,623 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_22270848-3ffd-458c-9f2e-1d05c8e7a314/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 20:33:20,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 20:33:20,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 20:33:20,656 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-02 20:33:20,657 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-02 20:33:20,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 20:33:20,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 20:33:20,657 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 20:33:20,657 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 20:33:21,238 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 20:33:21,238 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-02 20:33:21,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:33:21 BoogieIcfgContainer [2018-12-02 20:33:21,239 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 20:33:21,239 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 20:33:21,240 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 20:33:21,242 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 20:33:21,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:33:20" (1/3) ... [2018-12-02 20:33:21,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ca6ab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:33:21, skipping insertion in model container [2018-12-02 20:33:21,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:20" (2/3) ... [2018-12-02 20:33:21,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ca6ab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:33:21, skipping insertion in model container [2018-12-02 20:33:21,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:33:21" (3/3) ... [2018-12-02 20:33:21,245 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label14_true-unreach-call_false-termination.c [2018-12-02 20:33:21,252 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 20:33:21,259 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 20:33:21,270 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 20:33:21,293 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 20:33:21,294 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 20:33:21,294 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 20:33:21,294 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 20:33:21,294 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 20:33:21,294 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 20:33:21,294 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 20:33:21,294 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 20:33:21,294 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 20:33:21,313 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-12-02 20:33:21,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 20:33:21,322 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:33:21,323 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 20:33:21,324 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:33:21,328 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:33:21,328 INFO L82 PathProgramCache]: Analyzing trace with hash -871643495, now seen corresponding path program 1 times [2018-12-02 20:33:21,329 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 20:33:21,330 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 20:33:21,360 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:33:21,360 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:33:21,360 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:33:21,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:33:21,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:33:21,626 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 20:33:21,626 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 20:33:21,629 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 20:33:21,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 20:33:21,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 20:33:21,639 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-12-02 20:33:22,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:33:22,038 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-12-02 20:33:22,039 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 20:33:22,040 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2018-12-02 20:33:22,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:33:22,048 INFO L225 Difference]: With dead ends: 618 [2018-12-02 20:33:22,048 INFO L226 Difference]: Without dead ends: 320 [2018-12-02 20:33:22,051 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 20:33:22,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-12-02 20:33:22,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-12-02 20:33:22,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-12-02 20:33:22,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 465 transitions. [2018-12-02 20:33:22,088 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 465 transitions. Word has length 123 [2018-12-02 20:33:22,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:33:22,089 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 465 transitions. [2018-12-02 20:33:22,089 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 20:33:22,089 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 465 transitions. [2018-12-02 20:33:22,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-02 20:33:22,093 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:33:22,094 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 20:33:22,094 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:33:22,094 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:33:22,094 INFO L82 PathProgramCache]: Analyzing trace with hash -1344572258, now seen corresponding path program 1 times [2018-12-02 20:33:22,095 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 20:33:22,095 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 20:33:22,096 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:33:22,096 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:33:22,096 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:33:22,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:33:22,285 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:33:22,285 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 20:33:22,285 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 20:33:22,287 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 20:33:22,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 20:33:22,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-02 20:33:22,287 INFO L87 Difference]: Start difference. First operand 320 states and 465 transitions. Second operand 5 states. [2018-12-02 20:33:22,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:33:22,610 INFO L93 Difference]: Finished difference Result 721 states and 1089 transitions. [2018-12-02 20:33:22,610 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 20:33:22,610 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 131 [2018-12-02 20:33:22,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:33:22,612 INFO L225 Difference]: With dead ends: 721 [2018-12-02 20:33:22,612 INFO L226 Difference]: Without dead ends: 320 [2018-12-02 20:33:22,613 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-02 20:33:22,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-12-02 20:33:22,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-12-02 20:33:22,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-12-02 20:33:22,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 461 transitions. [2018-12-02 20:33:22,623 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 461 transitions. Word has length 131 [2018-12-02 20:33:22,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:33:22,624 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 461 transitions. [2018-12-02 20:33:22,624 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 20:33:22,624 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 461 transitions. [2018-12-02 20:33:22,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-02 20:33:22,625 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:33:22,625 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 20:33:22,626 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:33:22,626 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:33:22,626 INFO L82 PathProgramCache]: Analyzing trace with hash -1612994454, now seen corresponding path program 1 times [2018-12-02 20:33:22,626 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 20:33:22,626 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 20:33:22,627 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:33:22,627 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:33:22,627 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:33:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:33:22,769 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:33:22,770 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 20:33:22,770 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 20:33:22,770 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 20:33:22,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 20:33:22,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-02 20:33:22,770 INFO L87 Difference]: Start difference. First operand 320 states and 461 transitions. Second operand 5 states. [2018-12-02 20:33:23,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:33:23,069 INFO L93 Difference]: Finished difference Result 717 states and 1075 transitions. [2018-12-02 20:33:23,069 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 20:33:23,069 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 137 [2018-12-02 20:33:23,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:33:23,070 INFO L225 Difference]: With dead ends: 717 [2018-12-02 20:33:23,071 INFO L226 Difference]: Without dead ends: 320 [2018-12-02 20:33:23,071 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-02 20:33:23,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-12-02 20:33:23,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-12-02 20:33:23,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-12-02 20:33:23,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 455 transitions. [2018-12-02 20:33:23,082 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 455 transitions. Word has length 137 [2018-12-02 20:33:23,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:33:23,082 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 455 transitions. [2018-12-02 20:33:23,082 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 20:33:23,082 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 455 transitions. [2018-12-02 20:33:23,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-02 20:33:23,083 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:33:23,083 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 20:33:23,083 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:33:23,084 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:33:23,084 INFO L82 PathProgramCache]: Analyzing trace with hash -295293823, now seen corresponding path program 1 times [2018-12-02 20:33:23,084 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 20:33:23,084 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 20:33:23,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:33:23,084 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:33:23,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:33:23,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:33:23,167 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:33:23,168 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 20:33:23,168 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 20:33:23,168 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 20:33:23,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 20:33:23,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 20:33:23,169 INFO L87 Difference]: Start difference. First operand 320 states and 455 transitions. Second operand 6 states. [2018-12-02 20:33:23,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:33:23,569 INFO L93 Difference]: Finished difference Result 951 states and 1383 transitions. [2018-12-02 20:33:23,569 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 20:33:23,570 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 145 [2018-12-02 20:33:23,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:33:23,571 INFO L225 Difference]: With dead ends: 951 [2018-12-02 20:33:23,571 INFO L226 Difference]: Without dead ends: 637 [2018-12-02 20:33:23,572 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-02 20:33:23,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2018-12-02 20:33:23,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 626. [2018-12-02 20:33:23,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-12-02 20:33:23,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 871 transitions. [2018-12-02 20:33:23,585 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 871 transitions. Word has length 145 [2018-12-02 20:33:23,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:33:23,585 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 871 transitions. [2018-12-02 20:33:23,585 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 20:33:23,585 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 871 transitions. [2018-12-02 20:33:23,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-02 20:33:23,587 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:33:23,587 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 20:33:23,587 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:33:23,587 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:33:23,587 INFO L82 PathProgramCache]: Analyzing trace with hash -1344349755, now seen corresponding path program 1 times [2018-12-02 20:33:23,587 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 20:33:23,587 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 20:33:23,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:33:23,588 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:33:23,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:33:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:33:23,716 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:33:23,716 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 20:33:23,716 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 20:33:23,717 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 20:33:23,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 20:33:23,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-02 20:33:23,717 INFO L87 Difference]: Start difference. First operand 626 states and 871 transitions. Second operand 5 states. [2018-12-02 20:33:24,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:33:24,056 INFO L93 Difference]: Finished difference Result 1330 states and 1903 transitions. [2018-12-02 20:33:24,056 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 20:33:24,056 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 147 [2018-12-02 20:33:24,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:33:24,058 INFO L225 Difference]: With dead ends: 1330 [2018-12-02 20:33:24,058 INFO L226 Difference]: Without dead ends: 626 [2018-12-02 20:33:24,059 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-02 20:33:24,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2018-12-02 20:33:24,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 626. [2018-12-02 20:33:24,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-12-02 20:33:24,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 859 transitions. [2018-12-02 20:33:24,069 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 859 transitions. Word has length 147 [2018-12-02 20:33:24,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:33:24,070 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 859 transitions. [2018-12-02 20:33:24,070 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 20:33:24,070 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 859 transitions. [2018-12-02 20:33:24,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 20:33:24,071 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:33:24,072 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 20:33:24,072 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:33:24,072 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:33:24,072 INFO L82 PathProgramCache]: Analyzing trace with hash -2124265719, now seen corresponding path program 1 times [2018-12-02 20:33:24,072 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 20:33:24,072 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 20:33:24,073 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:33:24,073 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:33:24,073 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:33:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:33:24,158 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:33:24,158 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 20:33:24,158 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 20:33:24,158 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 20:33:24,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 20:33:24,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-02 20:33:24,159 INFO L87 Difference]: Start difference. First operand 626 states and 859 transitions. Second operand 5 states. [2018-12-02 20:33:24,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:33:24,486 INFO L93 Difference]: Finished difference Result 1332 states and 1878 transitions. [2018-12-02 20:33:24,486 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 20:33:24,486 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 149 [2018-12-02 20:33:24,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:33:24,489 INFO L225 Difference]: With dead ends: 1332 [2018-12-02 20:33:24,489 INFO L226 Difference]: Without dead ends: 626 [2018-12-02 20:33:24,491 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-02 20:33:24,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2018-12-02 20:33:24,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 626. [2018-12-02 20:33:24,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-12-02 20:33:24,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 843 transitions. [2018-12-02 20:33:24,504 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 843 transitions. Word has length 149 [2018-12-02 20:33:24,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:33:24,505 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 843 transitions. [2018-12-02 20:33:24,505 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 20:33:24,505 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 843 transitions. [2018-12-02 20:33:24,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 20:33:24,507 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:33:24,507 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 20:33:24,507 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:33:24,507 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:33:24,507 INFO L82 PathProgramCache]: Analyzing trace with hash 566845841, now seen corresponding path program 1 times [2018-12-02 20:33:24,508 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 20:33:24,508 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 20:33:24,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:33:24,508 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:33:24,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:33:24,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:33:24,574 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:33:24,574 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 20:33:24,574 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 20:33:24,574 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 20:33:24,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 20:33:24,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 20:33:24,575 INFO L87 Difference]: Start difference. First operand 626 states and 843 transitions. Second operand 6 states. [2018-12-02 20:33:24,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:33:24,981 INFO L93 Difference]: Finished difference Result 1858 states and 2601 transitions. [2018-12-02 20:33:24,982 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 20:33:24,982 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 153 [2018-12-02 20:33:24,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:33:24,987 INFO L225 Difference]: With dead ends: 1858 [2018-12-02 20:33:24,987 INFO L226 Difference]: Without dead ends: 1238 [2018-12-02 20:33:24,988 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-02 20:33:24,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1238 states. [2018-12-02 20:33:25,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1238 to 1218. [2018-12-02 20:33:25,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1218 states. [2018-12-02 20:33:25,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 1218 states and 1635 transitions. [2018-12-02 20:33:25,017 INFO L78 Accepts]: Start accepts. Automaton has 1218 states and 1635 transitions. Word has length 153 [2018-12-02 20:33:25,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:33:25,017 INFO L480 AbstractCegarLoop]: Abstraction has 1218 states and 1635 transitions. [2018-12-02 20:33:25,017 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 20:33:25,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1635 transitions. [2018-12-02 20:33:25,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-02 20:33:25,021 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:33:25,021 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 20:33:25,021 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:33:25,021 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:33:25,021 INFO L82 PathProgramCache]: Analyzing trace with hash -1114474735, now seen corresponding path program 1 times [2018-12-02 20:33:25,022 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 20:33:25,022 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 20:33:25,022 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:33:25,022 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:33:25,022 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:33:25,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:33:25,078 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 86 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:33:25,079 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:33:25,079 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_22270848-3ffd-458c-9f2e-1d05c8e7a314/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 20:33:25,087 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:33:25,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:33:25,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:33:25,202 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 86 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:33:25,217 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-02 20:33:25,217 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-12-02 20:33:25,218 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 20:33:25,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 20:33:25,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-02 20:33:25,218 INFO L87 Difference]: Start difference. First operand 1218 states and 1635 transitions. Second operand 9 states. [2018-12-02 20:33:26,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:33:26,663 INFO L93 Difference]: Finished difference Result 3635 states and 5418 transitions. [2018-12-02 20:33:26,663 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-12-02 20:33:26,663 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 187 [2018-12-02 20:33:26,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:33:26,664 INFO L225 Difference]: With dead ends: 3635 [2018-12-02 20:33:26,664 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 20:33:26,673 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 406 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=271, Invalid=1211, Unknown=0, NotChecked=0, Total=1482 [2018-12-02 20:33:26,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 20:33:26,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 20:33:26,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 20:33:26,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 20:33:26,674 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 187 [2018-12-02 20:33:26,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:33:26,674 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 20:33:26,674 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 20:33:26,674 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 20:33:26,674 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 20:33:26,678 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 20:33:27,030 WARN L180 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 57 [2018-12-02 20:33:27,122 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 20:33:27,122 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) [2018-12-02 20:33:27,122 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 20:33:27,122 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,122 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,122 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,122 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,123 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,123 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-12-02 20:33:27,123 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-12-02 20:33:27,123 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-12-02 20:33:27,123 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-12-02 20:33:27,123 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-12-02 20:33:27,123 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-12-02 20:33:27,123 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-12-02 20:33:27,123 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-12-02 20:33:27,123 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-12-02 20:33:27,123 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-12-02 20:33:27,123 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-12-02 20:33:27,123 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-12-02 20:33:27,123 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-12-02 20:33:27,124 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,124 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,124 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,124 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,124 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-12-02 20:33:27,124 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,124 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-12-02 20:33:27,124 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-12-02 20:33:27,124 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-12-02 20:33:27,124 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-12-02 20:33:27,124 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-12-02 20:33:27,124 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-12-02 20:33:27,124 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-12-02 20:33:27,124 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-12-02 20:33:27,124 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-12-02 20:33:27,125 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-12-02 20:33:27,125 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-12-02 20:33:27,125 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-12-02 20:33:27,125 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-12-02 20:33:27,125 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-12-02 20:33:27,125 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-12-02 20:33:27,125 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,125 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,125 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,125 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,125 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 523) no Hoare annotation was computed. [2018-12-02 20:33:27,125 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,125 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-12-02 20:33:27,126 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-12-02 20:33:27,126 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-12-02 20:33:27,126 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-12-02 20:33:27,126 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-12-02 20:33:27,126 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-12-02 20:33:27,126 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-12-02 20:33:27,126 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-12-02 20:33:27,126 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-12-02 20:33:27,126 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-12-02 20:33:27,126 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-12-02 20:33:27,126 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,126 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,126 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,126 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,126 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,126 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-12-02 20:33:27,127 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-12-02 20:33:27,127 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-12-02 20:33:27,127 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-12-02 20:33:27,127 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-12-02 20:33:27,127 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-12-02 20:33:27,127 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-12-02 20:33:27,127 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-12-02 20:33:27,127 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-12-02 20:33:27,127 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-12-02 20:33:27,127 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-12-02 20:33:27,127 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-12-02 20:33:27,127 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-12-02 20:33:27,127 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,127 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,128 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,128 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,128 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,128 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-12-02 20:33:27,128 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-12-02 20:33:27,128 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-12-02 20:33:27,128 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-12-02 20:33:27,128 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-12-02 20:33:27,128 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-12-02 20:33:27,128 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-12-02 20:33:27,128 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-12-02 20:33:27,128 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-12-02 20:33:27,128 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-12-02 20:33:27,128 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-12-02 20:33:27,128 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-12-02 20:33:27,128 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-12-02 20:33:27,128 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-12-02 20:33:27,129 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-12-02 20:33:27,129 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-12-02 20:33:27,129 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,129 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,129 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,129 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,129 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-12-02 20:33:27,129 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,129 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-12-02 20:33:27,129 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,129 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-12-02 20:33:27,129 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-12-02 20:33:27,129 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-12-02 20:33:27,129 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,129 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,129 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-12-02 20:33:27,130 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-12-02 20:33:27,130 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-12-02 20:33:27,130 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-12-02 20:33:27,130 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-12-02 20:33:27,130 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-12-02 20:33:27,130 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-12-02 20:33:27,130 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-12-02 20:33:27,130 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-12-02 20:33:27,130 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-12-02 20:33:27,130 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-12-02 20:33:27,130 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,130 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,130 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,130 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,130 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,130 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,131 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-12-02 20:33:27,131 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-12-02 20:33:27,131 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-12-02 20:33:27,131 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-12-02 20:33:27,131 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-12-02 20:33:27,131 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-12-02 20:33:27,131 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-12-02 20:33:27,131 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-12-02 20:33:27,131 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-12-02 20:33:27,131 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-12-02 20:33:27,131 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-12-02 20:33:27,131 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,131 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,131 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,131 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,131 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,132 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,132 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-12-02 20:33:27,132 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-12-02 20:33:27,132 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-12-02 20:33:27,132 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-12-02 20:33:27,132 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-12-02 20:33:27,132 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-12-02 20:33:27,132 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-12-02 20:33:27,132 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-12-02 20:33:27,132 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-12-02 20:33:27,132 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-12-02 20:33:27,132 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-12-02 20:33:27,132 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-12-02 20:33:27,132 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-12-02 20:33:27,132 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-12-02 20:33:27,132 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,133 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,133 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,133 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse9 (= 1 |old(~a11~0)|)) (.cse6 (= 1 |old(~a19~0)|)) (.cse8 (= 1 |old(~a25~0)|)) (.cse14 (= |old(~a28~0)| ~a28~0)) (.cse15 (= ~a19~0 |old(~a19~0)|)) (.cse16 (= ~a25~0 |old(~a25~0)|)) (.cse13 (= 1 ~a11~0))) (let ((.cse4 (not (= 8 |old(~a17~0)|))) (.cse0 (and .cse13 (= 8 ~a17~0))) (.cse11 (and .cse14 .cse15 .cse16)) (.cse7 (not (= 7 |old(~a28~0)|))) (.cse2 (not .cse8)) (.cse3 (not .cse6)) (.cse5 (not .cse9)) (.cse12 (= 9 |old(~a28~0)|)) (.cse1 (not (= 1 ~a21~0))) (.cse10 (not (= ~a11~0 1)))) (and (or .cse0 .cse1 (not (= 10 |old(~a28~0)|)) .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse1 .cse7 .cse4 .cse0 .cse5 .cse8) (or .cse1 .cse9 .cse3 .cse10) (or .cse1 .cse2 .cse11) (or .cse1 .cse2 .cse3 .cse4 .cse0 (not .cse12) .cse5) (or .cse1 .cse11 .cse12) (or .cse1 .cse11 .cse3) (or .cse1 .cse7 .cse2 .cse3 .cse5 (and .cse13 (= 7 ~a17~0)) (not (= 7 |old(~a17~0)|))) (or .cse1 .cse9 .cse10 .cse12) (or .cse1 .cse9 (and .cse14 .cse15 .cse10 .cse16) .cse8)))) [2018-12-02 20:33:27,133 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,133 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,133 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,133 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-12-02 20:33:27,133 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-12-02 20:33:27,133 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-12-02 20:33:27,133 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-12-02 20:33:27,133 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-12-02 20:33:27,134 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-12-02 20:33:27,134 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-12-02 20:33:27,134 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-12-02 20:33:27,134 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-12-02 20:33:27,134 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-12-02 20:33:27,134 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-12-02 20:33:27,134 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-12-02 20:33:27,134 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-12-02 20:33:27,134 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,134 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,134 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,134 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,134 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,134 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,134 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-12-02 20:33:27,134 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-12-02 20:33:27,135 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-12-02 20:33:27,135 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-12-02 20:33:27,135 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-12-02 20:33:27,135 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-12-02 20:33:27,135 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-12-02 20:33:27,135 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-12-02 20:33:27,135 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-12-02 20:33:27,135 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-12-02 20:33:27,135 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-12-02 20:33:27,135 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-12-02 20:33:27,135 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-12-02 20:33:27,135 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-12-02 20:33:27,135 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-12-02 20:33:27,135 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-12-02 20:33:27,135 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,136 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,136 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,136 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,136 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 20:33:27,136 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-12-02 20:33:27,136 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-12-02 20:33:27,136 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-12-02 20:33:27,136 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-12-02 20:33:27,136 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-12-02 20:33:27,136 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-12-02 20:33:27,136 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-12-02 20:33:27,136 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-12-02 20:33:27,136 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-12-02 20:33:27,136 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-12-02 20:33:27,136 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-12-02 20:33:27,136 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-12-02 20:33:27,137 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-12-02 20:33:27,137 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-12-02 20:33:27,137 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-12-02 20:33:27,137 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-12-02 20:33:27,137 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-12-02 20:33:27,137 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-12-02 20:33:27,137 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-12-02 20:33:27,137 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 20:33:27,137 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a25~0 1)) (= 1 ~a19~0) (= ~a21~0 1) (not (= ~a11~0 1)) (not (= ~a28~0 9))) [2018-12-02 20:33:27,137 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 20:33:27,137 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 20:33:27,137 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (and (= |old(~a28~0)| ~a28~0) (= ~a19~0 |old(~a19~0)|) (not (= ~a11~0 1)) (= ~a25~0 |old(~a25~0)|)) (not (= 1 |old(~a19~0)|)) (= 9 |old(~a28~0)|) (= 1 |old(~a25~0)|)) [2018-12-02 20:33:27,137 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (or (not (= 1 ~a21~0)) (= ~a25~0 1) (= 1 ~a19~0) (= 9 |old(~a28~0)|) (not (= ~a28~0 9)) (not (= ~a11~0 1)) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (not (= 1 |old(~a19~0)|))) [2018-12-02 20:33:27,138 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-12-02 20:33:27,138 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-12-02 20:33:27,138 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (or (not (= 1 ~a21~0)) (= ~a25~0 1) (= 1 ~a19~0) (= 9 |old(~a28~0)|) (not (= ~a28~0 9)) (not (= ~a11~0 1)) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (not (= 1 |old(~a19~0)|))) [2018-12-02 20:33:27,138 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-12-02 20:33:27,138 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-12-02 20:33:27,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:33:27 BoogieIcfgContainer [2018-12-02 20:33:27,151 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 20:33:27,151 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 20:33:27,151 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 20:33:27,151 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 20:33:27,152 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:33:21" (3/4) ... [2018-12-02 20:33:27,155 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 20:33:27,161 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 20:33:27,161 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-02 20:33:27,162 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 20:33:27,171 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 20:33:27,171 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-02 20:33:27,191 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(1 == a21) || a25 == 1) || 1 == a19) || 9 == \old(a28)) || !(a28 == 9)) || !(a11 == 1)) || 1 == \old(a25)) || 1 == \old(a11)) || !(1 == \old(a19)) [2018-12-02 20:33:27,262 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_22270848-3ffd-458c-9f2e-1d05c8e7a314/bin-2019/uautomizer/witness.graphml [2018-12-02 20:33:27,262 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 20:33:27,263 INFO L168 Benchmark]: Toolchain (without parser) took 7014.16 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 358.6 MB). Free memory was 950.6 MB in the beginning and 966.4 MB in the end (delta: -15.8 MB). Peak memory consumption was 342.8 MB. Max. memory is 11.5 GB. [2018-12-02 20:33:27,263 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 20:33:27,264 INFO L168 Benchmark]: CACSL2BoogieTranslator took 316.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -152.9 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-12-02 20:33:27,264 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 20:33:27,264 INFO L168 Benchmark]: Boogie Preprocessor took 37.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2018-12-02 20:33:27,264 INFO L168 Benchmark]: RCFGBuilder took 616.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 991.3 MB in the end (delta: 105.0 MB). Peak memory consumption was 105.0 MB. Max. memory is 11.5 GB. [2018-12-02 20:33:27,265 INFO L168 Benchmark]: TraceAbstraction took 5911.21 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 237.0 MB). Free memory was 991.3 MB in the beginning and 989.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 238.7 MB. Max. memory is 11.5 GB. [2018-12-02 20:33:27,265 INFO L168 Benchmark]: Witness Printer took 110.99 ms. Allocated memory is still 1.4 GB. Free memory was 989.6 MB in the beginning and 966.4 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2018-12-02 20:33:27,266 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 316.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -152.9 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 616.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 991.3 MB in the end (delta: 105.0 MB). Peak memory consumption was 105.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5911.21 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 237.0 MB). Free memory was 991.3 MB in the beginning and 989.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 238.7 MB. Max. memory is 11.5 GB. * Witness Printer took 110.99 ms. Allocated memory is still 1.4 GB. Free memory was 989.6 MB in the beginning and 966.4 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 523]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((!(1 == a21) || a25 == 1) || 1 == a19) || 9 == \old(a28)) || !(a28 == 9)) || !(a11 == 1)) || 1 == \old(a25)) || 1 == \old(a11)) || !(1 == \old(a19)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 5.8s OverallTime, 8 OverallIterations, 3 TraceHistogramMax, 3.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 513 SDtfs, 4246 SDslu, 524 SDs, 0 SdLazy, 6283 SolverSat, 1141 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 293 GetRequests, 223 SyntacticMatches, 6 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 414 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1218occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 8 MinimizatonAttempts, 31 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 81 PreInvPairs, 177 NumberOfFragments, 365 HoareAnnotationTreeSize, 81 FomulaSimplifications, 3066 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1008 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 1359 NumberOfCodeBlocks, 1359 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1350 ConstructedInterpolants, 0 QuantifiedInterpolants, 1227872 SizeOfPredicates, 0 NumberOfNonLiveVariables, 438 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 9 InterpolantComputations, 7 PerfectInterpolantSequences, 278/282 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...